* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #07111f;
  color: #eef4ff;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7, 17, 31, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.brand {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand span {
  color: #f5b83b;
}

nav {
  display: flex;
  gap: 18px;
  align-items: center;
  font-size: 0.95rem;
}

.nav-cta {
  padding: 8px 14px;
  border: 1px solid #f5b83b;
  border-radius: 999px;
  color: #f5b83b;
}

.hero {
  padding: 92px 0 74px;
  background:
    radial-gradient(circle at 80% 20%, rgba(245, 184, 59, 0.22), transparent 32%),
    radial-gradient(circle at 20% 30%, rgba(46, 133, 255, 0.20), transparent 35%),
    linear-gradient(135deg, #07111f, #0b1c34 55%, #05070d);
}

.hero-grid,
.two-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 42px;
  align-items: center;
}

.eyebrow {
  color: #f5b83b;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
}

h1 {
  font-size: clamp(2.7rem, 7vw, 5.4rem);
  line-height: 0.95;
  margin: 12px 0 24px;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.05;
  margin: 10px 0 20px;
}

h3 {
  margin-top: 0;
  color: #ffffff;
}

.hero-text {
  max-width: 680px;
  font-size: 1.18rem;
  color: #cbd7ea;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 14px 20px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid transparent;
}

.primary {
  background: #f5b83b;
  color: #07111f;
}

.secondary {
  border-color: rgba(255, 255, 255, 0.25);
  color: #eef4ff;
}

.hero-card,
.stack-card,
.lead-form {
  background: rgba(255, 255, 255, 0.075);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 28px;
  padding: 30px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.hero-card h2 {
  font-size: 1.65rem;
  margin: 0 0 18px;
}

.highlight {
  color: #f5b83b;
}

.section {
  padding: 82px 0;
  background: #f7f9fc;
  color: #102033;
}

.section.dark {
  background: #07111f;
  color: #eef4ff;
}

.three-grid,
.feature-grid {
  display: grid;
  gap: 20px;
  margin-top: 34px;
}

.three-grid {
  grid-template-columns: repeat(3, 1fr);
}

.feature-grid {
  grid-template-columns: repeat(3, 1fr);
}

.card,
.feature {
  background: #ffffff;
  border: 1px solid #e1e8f2;
  border-radius: 22px;
  padding: 24px;
  color: #25364a;
}

.card h3,
.feature h3 {
  color: #102033;
}

.dark-card {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.12);
  color: #cbd7ea;
}

.dark-card h3 {
  color: #fff;
}

.stack-card {
  display: grid;
  gap: 12px;
}

.stack-card div {
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  font-weight: 800;
}

.stack-card .active {
  background: #f5b83b;
  color: #07111f;
}

.nda {
  background: #eef3fa;
}

.clean-list {
  padding-left: 18px;
  font-weight: 700;
}

.lead-form {
  color: #eef4ff;
  background: #07111f;
}

.lead-form label {
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  padding: 13px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.08);
  color: #fff;
}

textarea {
  min-height: 110px;
}

.full {
  width: 100%;
  border: none;
  cursor: pointer;
}

.form-note {
  font-size: 0.86rem;
  color: #a9b7cc;
}

.final {
  text-align: center;
}

.final p {
  max-width: 800px;
  margin: 0 auto 28px;
  font-size: 1.1rem;
}

footer {
  background: #05070d;
  color: #98a8bd;
  padding: 24px 0;
  font-size: 0.9rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

@media (max-width: 820px) {
  nav {
    display: none;
  }

  .hero-grid,
  .two-grid,
  .three-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 70px;
  }

  .footer-inner {
    flex-direction: column;
  }
}